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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Description of key information

A valid oral toxicity study according to OECD guideline 401 with Vorprodukt Katalysator WAZ 5596 B (CAS n° 1541-66-8) is on hand. No studies for acute inhalation and acute dermal toxicity are available. 

Key value for chemical safety assessment

Acute toxicity: via oral route

Endpoint conclusion
Dose descriptor:
LD50
Value:
2 500 mg/kg bw

Additional information

In a valid oral toxicity study the approximative LD50 was 3100 to 5000 mg/kg bw for male rats and 2500 mg/kg bw for female rats.

Justification for classification or non-classification

In male and female rats a LD50 > 2000 mg/kg bw was found in male and female rats. Therefore a classification is not justided.